.panel {
  background-color: transparent;
  border: 1px solid transparent;
  .panel-header {
    padding-left: $panel-padding;
    padding-right: $panel-padding;
    height: $panel-header-height;
    line-height: $panel-header-height;
  }
  .panel-body {
    padding: $panel-padding;
  }
}
.panel-default {
  border-color: $border-color;
  .panel-header {
    color: $text-color;
    background-color: $panel-default-color;
    border-color: $border-color;
  }
  &:hover {
    border-color: $panel-hover-border-color;
  }
}

